Costal cartilage

Definition

Costal cartilage is the hyaline cartilage that connects the ribs to the sternum, allowing the ribcage to expand and contract during breathing. It provides flexibility and support to the thoracic cage.

Related terms

Sternum: The flat bone located in the center of the chest, serving as a central point for rib attachment via costal cartilages.

Ribs: Curved bones that form the main structure of the thoracic cage, providing protection for vital chest organs such as the heart and lungs.

Hyaline Cartilage: A type of strong but flexible cartilage found in areas like joints, nose tip, and costal cartilages, providing support with some pliability